package ras;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


/**
 * Servlet implementation class LoginServlet
 */
@WebServlet("/login")
public class LoginServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public LoginServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doPost(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
        String result = "";
        String username = request.getParameter("username");
        String password = request.getParameter("password");

        UserDao dao = new UserDao();
        UserDao.LoginType loginType = dao.login(username, password);
        switch (loginType) {
            case SUCCESS:
                result = "SUCCESS";
                break;
            case FAIL:
                result = "FAIL";
                break;
            case ONLINE:
                result = "ONLINE";
                break;
            case UNREGISTERED:
                result = "UNREGISTERED";
                break;
            case PASSWORDERROR:
                result = "PASSWORDERROR";
                break;
        }

        response.setContentType("text/html;charset=utf-8");
        response.setCharacterEncoding("UTF-8");
        PrintWriter out = response.getWriter();
        out.write(result);
        out.flush();
        out.close();

        System.out.println(result);
	}

}
